build failure on both linux and mac

[feelsong]

since last week, the builds have been failing.

[afrind]

Whoops

/home/runner/work/moxygen/moxygen/moxygen/test/MoQSessionTest.cpp:12:10: fatal error: proxygen/lib/http/webtransport/test/FakeSharedWebTransport.h: No such file or directory
   12 | #include <proxygen/lib/http/webtransport/test/FakeSharedWebTransport.h>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.

[afrind]

Fixed by facebook/proxygen@3c685e2